Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Quantas mortes ocorreram quando o total de vítimas foi 6?
 ###Tabelas: CREATE TABLE former_members (former_members_id AUTO_INCREMENT PRIMARY KEY, Institution VARCHAR, Location VARCHAR, Founded INT, Type VARCHAR, Enrollment INT, Joined VARCHAR, Left VARCHAR, Nickname VARCHAR, Primary Conference when joining the MSFA VARCHAR, Current Primary Conference VARCHAR) CREATE TABLE west_donegal_railway (west_donegal_railway_id AUTO_INCREMENT PRIMARY KEY, Class VARCHAR, Type VARCHAR, Fleet numbers VARCHAR, Quantity made INT, Manufacturer VARCHAR, Date made INT, Date withdrawn VARCHAR) CREATE TABLE arab_violence (arab_violence_id AUTO_INCREMENT PRIMARY KEY, Conflicts prior to Israel's independence VARCHAR, Military deaths VARCHAR, Civilian deaths VARCHAR, Total deaths VARCHAR, Military and/or Civilian wounded VARCHAR, Total casualties VARCHAR) CREATE TABLE round_thirteen (round_thirteen_id AUTO_INCREMENT PRIMARY KEY, Date VARCHAR, Time VARCHAR, Home VARCHAR, Away VARCHAR, Score VARCHAR, Ground VARCHAR) CREATE TABLE singles_0-7 (singles_0-7_id AUTO_INCREMENT PRIMARY KEY, Outcome VARCHAR, Date VARCHAR, Tournament VARCHAR, Surface VARCHAR, Opponent in the final VARCHAR, Score VARCHAR)  
SELECT Total deaths FROM arab_violence WHERE Total casualties = 6